Finding the Fourth Proportional to 3,011,023.70, 4,515,041.10 and 1,091,858.30
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Solution
The fourth proportional to 3,011,023.70, 4,515,041.10 and 1,091,858.30 is: 1,637,245.53
Step by Step Solution
- Step 1: Write the proportion equation
3,011,023.70 : 4,515,041.10 = 1,091,858.30 : x - Step 2: Convert to fraction form
3,011,023.70/4,515,041.10 = 1,091,858.30/x - Step 3: Cross multiply
3,011,023.70x = 4,515,041.10 × 1,091,858.30 - Step 4: Simplify right side
3,011,023.70x = 4,929,785,099,876.13 - Step 5: Solve for x
x = 4,929,785,099,876.13/3,011,023.70 - Step 6: Final answer
x = 1,637,245.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.